-1- -2- COMPANY BACKGROUND SYMBOL PSTC Core Business of PSTC - PowerPoint PPT Presentation

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-2- COMPANY BACKGROUND SYMBOL PSTC Core Business of PSTC ➢ Market MAI ➢ 1 . Power Supply and Monitoring Solution & Engineering Services Industry Resource ➢ Par THB 0.10 ➢ Registered Capital THB 756,337,613.50 ➢ Capital fully paid THB 654,645,768.70 ➢ LIST OF SHAREHOLDER AS AT 2 AUG 2018 2 . Renewable Power Plant 3 . Gas & Oil Pipeline

-3- Business Portfolio POWER & ENERGY MANAGEMENT RENEWABLE ENERGY POWER PLANT Power Back Up Energy Saving Power & Environment Monitoring Solar Biomass Biogas EPC Services for Energy Storage System Renewable Energy GAS & OIL Pipeline Waste Wind LPG LNG Oil NGV EPCms Pipeline Stations Wholesale For & Retail Industrial

-4- We provide Cloud Computing EPC Services for Renewable Energy Power & Environment Monitoring Power Back Up Energy Storage System Energy Saving Icon made by Freepik from www.flaticon.com

-5- We provide Energy Storage System Smoothing Frequency Regulation Congestion management Energy Shifting Source: thai-smartgrid.com

-6- Why energy storage system A secure, reliable electricity supply 24 hours a day. • To make more use of renewable energy resources, such as solar and wind. • To maintain the efficient flow of power, utility operators must attempt to steady the supply and demand consistently • in order to meet peak demand Be able to provide backup power when grid power is lost, a characteristic that is of great interest to residential • customers as well as business owners. Source: thai-smartgrid.com

-7- Power Plant Solar VSPP COD 15.2 MW Biomass VSPP COD 8 MW VSPP Under Construction 7 MW SPP Under Development 23.42 MW Biogas VSPP COD 6.5 MW VSPP Under Construction 9.60 MW Total Capacity 69.72MW

-8- Power Plant Solar Biomass PSTC: 5MW Sakaeo WKE: 8MW Buriram FiT5.84THB* COD FiT PSTE2: 5MW Samutsongkhram PSTE1: 23.42MW Phrae FiT3.38THB =20yrs SCOD 2021 5.66THB PSTC: 1MW Petchburi BGG: 1MW Chonburi SCOD 2019 All COD SCOD 2019 BGG: 1MW Nakhonsrithammarat KSP: 2MW Udonthani Adder 8THB BGG: 1MW Chainat SCOD 2019 SGG: 1MW Samutsongkhram BGG: 1MW Sukhothai SCOD 2019 FiT5.84THB* FiT PWG: 1MW Nonthaburi SCOD 2019 BGG: 1MW Kampangphet 6.16THB PVG: 1MW Petchburi (20%) BGG: 1MW Udonthani SCOD 2019 SCOD 2021 BGG: 1MW Sakonnakhon Biogas * FiT5.84THB =8yrs./ FiT5.34THB =12yrs COD ARN: 4MW Suphanburi Adder COD STS: 2MW Suphanburi UNDER DEVELOPMENT 0.30THB SCOD 2018 SYS: 4.6MW Suphanburi Waste Wind 7 yrs. SCOD 2019 ARN: 4MW Suphanburi BGG TRIPLE S ECO (15%) SCOD 2018 KPP: 1MW Suphanburi Adder PST (UBONRATCHATHANI) 0.50THB COD NWR: 1MW Buriram (51%) PSTMSW1 7 yrs.

-9- Gas & Oil Pipeline Holding 51% Register date: 21 September 2011 Capital fully paid: 408 million THB Register date: 22 October 2013 Register date: 1 October 2015 Capital fully paid: 100 million THB Registered Capital: 300 million THB Capital fully paid: 295 million THB

-10- BIGGAS On June 8, 2018 - Finansia Syrus Securities (FSS) had been appointed as financial advisor for an initial public offering (IPO) of BIGGAS

-11- BIGGAS LPG 48 KG. (2 Valve for Commercial) 48 KG. The product delivery to household sector 15 KG. 4 KG. Transport to auto gas sector We are a registered LPG wholesaler, called “Article 7” under the Thailand Fuel The product delivery Trade Act, B.E. 2543. Transport to the Distribution into the to commercial sector gas filling station our stores partners Household (Cooking) Auto Gas Industrial & Commercial

-12- BIGGAS LNG USER Automotive Plating We are the first firm in Thailand to Industrial Gases Laser Cutting operate an LNG retail business, Glass awarded from PTT Metal Fabrication Food & Drink

-13- BIGGAS EPCms We are expert on EPCms and Turnkey project NGV Station NGV Station Construction Maintenance CNG Long tube LPG Depot Trailer Construction Assembling NGV Trailer CNG Metering Preventive Station & Pipeline Maintenance

-14- BIGGAS NGV Stations ❖ recieves the gas directly from the pipeline Conventional Station ❖ 20 year retail NGV contract from PTT at fixed margin THB 1.80 per kilogram Kangkoy Namphong district, district, 1 2 Saraburi Khonkaen province province Total: Total area: 38,641 Square meter 9,788 Square meter Dispenser nozzles: 16 Dispenser nozzles: 16 Opening: May 2016 Opening: March 2018

-15- BIGGAS Comparisons NGV LPG LNG • Easy to flame • Difficult to flame • Difficult to flame • Heavier than Air • Lighter than Air • Lighter than Air • Liquid form • Gas (High pressure) • Liquid form (-180C) • Propane, Butane • Metane • Metane • Cooking • Electricity generating • Electricity generating • Automotive fuel • Automotive fuel • Automotive fuel • Petrochemical • Industry • Industry Industry

-16- PORTION OF BIGGAS REVENUE (F) Revenue ** Million Baht ** included revenue from JN

-17- PORTION OF JN REVENUE (F) Revenue Million Baht

-18- TPN VDO PRESENTATION

-19- TPN OIL PIPELINE Extending the oil pipeline into the North-East of Thailand. Spanning from the depot of Thappline in Saraburi and finally the oil terminal in Ban Phai district, Khonkaen, total 350 Kilometres. Oil terminal Khonkaen 350 Km Saraburi Sources: DOEB

-20- TPN SCOPE OF SERVICE Sriracha Terminal (PTT) Thappline’ Oil Khonkaen s Saraburi Terminal Terminal OIL REFINERY Oil (ESSO/THAI OIL) Tie-in DM Oil K Lum-Luk- SVB Ka Oil 1 Terminal 2 OIL REFINERY (PTTGC/SPRC) Thappline ➢ Scheduling Pipeline ➢ Manage and Control Operator SCADA Customers and Supply Sources

-21- TPN CUSTOMERS AND PARTNERS LIST CUSTOMERS CUSTOMERS SUPPLIERS PARTNER FINANCING (Existing) (Future) Commercial Bank / Financial Institutions

-22- TPN ✓ MOU Thappline-TPN PROJECT ➢ Construction commencement ✓ EIA TIMELINE ✓ Visit customers ➢ ITB (Invitation to BID) ➢ Project Finance ➢ Commissioning ➢ Operation commencement ➢ Pipeline Connection Agreement ➢ Operating Service Agreement ➢ Rental Agreement ✓ Consent from Thappline ➢ PMC award ✓ MOU DOEB - TPN ➢ EPC award & Detail Engineering ✓ FEED ✓ Pre-Feasibility

-23- PORTION OF TPN REVENUE (F)

-24- 2018 Business Plan & Financial Prospect Going Forward

-25- 2018 Business Plan Revenue growth 100% Power plant Improvement High Efficiency Renewable Fuel Energy Maintain continual LPG Energy = Cost Profit business growth Develop Solar Power Plant Project in Vietnam ; Phase I & II Expand LNG business For industrial sector Power Plant in Southern Region Of Thailand Power & Energy Management VSPP Semi-Firm Solar Roof top Fuel Oil LNG Expansion & Replacement Energy Storage Solutions & Services Energy Efficiency Improvement

-26- STRATEGIC GROWTH 200 MW 2017 2020 100 MW 2018 Reach 200 MW - PPA Power Plant in Southern Drive ESS sale growth to 30-50% of Region Of Thailand Power & Energy Management business VSPP Semi-Firm Complete oil pipeline extension in North-east in 2021 Solar Roof top

-27- Revenue - Forecast

-28- Debt to Equity 2014 (A) 2015 (A) 2016 (A) 2017 (A) Q2 2018 (A) DE ratio 0.75 0.76 1.48 0.59 0.66

-29- Balance sheet - Forecast